17 Best Air Purifiers (2025): Coway, Airdoctor, Iqair
How do busy shoppers find a purifier that is the right size for the room they want to clean? The US Centers for Disease Control 5 air exchanges per hourwith a metric known as ACh. When looking at the air purifier, look at 1 cubic foot per minute with airflow at the lowest setting. When measuring a cube image in a room, Room area is height time. Imagine a foot cubes of Styrofoam. How many cubes can you fit in your room?
Those who buy an air purifier should look for two acronyms and terms. First, look for carbohydrate certification. This means that the air purifier has passed strict standards. California Air Resources Commission. Next, check the filter type. Below we analyze the differences. Also, don’t forget to unfilter! There is a special kind of fear that comes with realizing you are running an air purifier with a plastic wrapped HEPA filter.
HEPA filter: This is Highly efficient particulate air filter This allows for at least 99.97% removal of at least 0.3 micron particles of dust, mold, pollen, bacteria and airborne particles. the Great options For people suffering from allergies and respiratory problems, as it can help clear airborne particles that can cause symptoms such as sneezing, sore throat, difficulty breathing, and coughing. However, please note that HEPA filters do not remove volatile organic compounds from the air, like activated carbon filters. However, these are usually paired with carbon filters.
Activated Carbon: Activated carbon filters (also known as activated carbon) are Very effective They are very porous and have a large surface area, allowing filters to absorb gas contaminants, odors and VOCs. They are Perfect for removing smokesmoke, and chemicals from the air. However, these filters It needs to be replaced More often depending on your environment. For example, if you have a wildfire in your area and your air purifier is operating more vigorously than usual, it is important to replace the saturated filter to prevent the saturated gas from being released into the air.
Washable Air Filter: Some of the air purifiers listed in this guide come with a spare washable premilter in addition to HEPA and/or activated carbon filters. This is usually found. These are the most cost-effective because you don’t have to buy a new one every time you need to replace the filter. Simply remove it, rub it with soap and water and let it dry.
UV-C Sanitizer Filter: Ultraviolet filters use UV light to kill viruses, parasites, mold spores, and bacteria. They are Cannot be deleted As it is a particulate, VOC or gas contaminant in the air, it is perfectly effective when combined with a HEPA filter. According to US Environmental Protection AgencyUV lights without proper lamp coating can emit ozone. I recommend checking This list From the Home Appliance Manufacturers Association of Air Purifiers, which has been shown to emit little ozone.